3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Obj { public function runAfter($callback) { $arg = microtime(); // Something random $callback($arg); } } $obj = new Obj(); for($i=0; $i<=3; $i++) { $obj->runafter(function($arg) use($i) { echo "$i is done and arg is $arg\n"; }); }

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
7.2.00.0000.01619.23
7.1.70.0030.00717.22
7.1.60.0130.01019.48
7.1.50.0030.01417.11
7.1.00.0100.07022.54
7.0.200.0000.00916.61
7.0.60.0130.06721.76
7.0.50.0070.06017.86
7.0.40.0230.06020.39
7.0.30.0200.06020.35
7.0.20.0270.05320.20
7.0.10.0230.05720.39
7.0.00.0130.06720.29
5.6.280.0030.07321.03
5.6.210.0030.06720.65
5.6.200.0030.04018.27
5.6.190.0300.06020.70
5.6.180.0170.06320.44
5.6.170.0170.06320.52
5.6.160.0170.06320.52
5.6.150.0170.06320.44
5.6.140.0470.05720.37
5.6.130.0570.05320.35
5.6.120.0470.05720.21
5.6.110.0130.05720.29
5.6.100.0230.05320.36
5.6.90.0130.06720.37
5.6.80.0100.06319.66
5.6.70.0270.04319.73
5.6.60.0130.06019.64
5.6.50.0200.05719.97
5.6.40.0170.06719.75
5.6.30.0330.04719.66
5.6.20.0130.06019.77
5.6.10.0130.06019.76
5.6.00.0270.05019.55
5.5.350.0070.06720.39
5.5.340.0070.08318.05
5.5.330.0200.05720.26
5.5.320.0170.06320.27
5.5.310.0170.06020.25
5.5.300.0470.05720.19
5.5.290.0470.06720.21
5.5.280.0500.05720.01
5.5.270.0230.05320.19
5.5.260.0270.05020.12
5.5.250.0200.05020.02
5.5.240.0200.05719.50
5.5.230.0230.05319.59
5.5.220.0370.04319.57
5.5.210.0100.06719.63
5.5.200.0200.04719.34
5.5.190.0130.06319.43
5.5.180.0270.04719.50
5.5.160.0270.04719.54
5.5.150.0170.05319.73
5.5.140.0130.05319.45
5.5.130.0200.05319.45
5.5.120.0100.05719.56
5.5.110.0200.05319.55
5.5.100.0170.05319.64
5.5.90.0200.05019.41
5.5.80.0170.05319.38
5.5.70.0200.05319.25
5.5.60.0330.06319.42
5.5.50.0200.05319.31
5.5.40.0070.06319.39
5.5.30.0270.05319.38
5.5.20.0130.05319.46
5.5.10.0130.06719.48
5.5.00.0470.06019.46

preferences:
27.57 ms | 403 KiB | 5 Q